Add comprehensive Software Requirements Specification documentation for EMR Backend System#2

Copilot wants to merge 2 commits intomainFosskit/pulse-api:mainfrom

copilot/fix-13056017-a9e4-404e-86f9-1c67990425e2Fosskit/pulse-api:copilot/fix-13056017-a9e4-404e-86f9-1c67990425e2Copy head branch name to clipboard